body,ol,ul,h1,h2,h3,h4,h5,h6,p,th,td,dl,dd,form,header,nav,main,footer,aside,fieldset,legend,figcaption,figure,content,input,textarea,select,li,article,span,a,p,img,div,tr{margin:0;padding:0;outline:none;box-sizing:border-box;}
body{background:#fff;-webkit-text-size-adjust:100%;}
body::before{display:table;content:"";}
a{text-decoration:none} 
em{font-style:normal} 
li{list-style:none} 
img{border:0;vertical-align:middle} 
table{border-collapse:collapse;border-spacing:0} 
p{word-wrap:break-word}
html,body{height: 100%;overflow: none;font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;font-weight: 400;color: #333;}
.clearfloat:after{display:block;clear:both;content:"";visibility:hidden;height:0}
#app{height:100%; min-width: 1366px;}